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Vintage Shimano Mismatch Downtube Shifter Set 2/3x7 Indexed SL-A550/SL-R400:
$21.98
Used downtube shifter set in good condition.
Set consists of an SL-R400 2 or 3 speed front friction shifter, and an SL-A550 7 speed index/friction rear shifter.
These were tested and working fine on a 2x7 speed bike before removal.
Mounting bolts are not included.